class xmlMessage{

     protected $doc;

     protected $rootKey;

     public function  __construct() {

         $this->doc = new DOMDocument('1.0', 'utf-8');

         $this->doc -> formatOutput = true;

         $status = $this->doc -> createElement('status');//create new key

         $this->rootKey = $status;

         $this->doc->appendChild($status);

     }

     public function createSon($sonName, $value){

     $this->deleteChild($sonName);

     $sonKey = $this->doc -> createElement($sonName);//新建节点

     $content = $this->doc -> createTextNode($value);//节点值

     $sonKey -> appendChild($content);

     $this->rootKey->appendChild($sonKey);

     }

     public function appendNodeValue($tagName, $appendValue){

     if(!$this->hasNodeName($tagName)){

         $this->createSon($tagName, '');

     }

     $this->rootKey->getElementsByTagName($tagName)->item(0)->nodeValue .= "\n".$appendValue;

     }

     public function editNodevalue($tagName, $value){

     if(!$this->hasNodeName($tagName)){

         $this->createSon($tagName, '');

     }

     $this->rootKey->getElementsByTagName($tagName)->item(0)->nodeValue = $value;

     }

     public function deleteChild($tagName){

     if($this->hasNodeName($tagName))

         $this->rootKey -> removeChild($this->rootKey->getElementsByTagName($tagName)->item(0));

     }

     private function hasNodeName($tagName){

     $hasNode = false;

     $tempList = $this->doc->getElementsByTagName($tagName);

     foreach($tempList as $temp){

         if($temp->nodeName == $tagName)

         $hasNode = true;

     }

     return $hasNode;

     }

     public function setNodesByArray($xmlArray){

     $now = getdate(time());

     $dataCreated = $now['year'].'/'.$now['mon'].'/'.$now['mday'].' '.$now['hours'].':'.$now['minutes'].':'.$now['seconds'];

     $this->createSon('language', strtolower($xmlArray['basicInfo']['language']));

     $this->createSon('source', $xmlArray['basicInfo']['source']);

     $this->createSon('resumeUrl', $xmlArray['basicInfo']['resumeUrl']);

     $this->createSon('email', $xmlArray['basicInfo']['email']);

     $this->createSon('resumeGuid', $xmlArray['basicInfo']['resumeGuid']);

     $this->createSon('dateCreated', $dataCreated);

     $this->createSon('success','TRUE');

     }

     public function getXML(){

     return $this->doc->saveXML();

     }

 }